[dns-operations] Signed .cz zone

[Mark Andrews]

<div id="hlavicka" style="background-image: url('http://img.nic.cz/nic_bg_hlavicka_en.gif')">

	Firefox complains about insecure content.

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org